A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.289252983382877  8.108615509168722  0.0  0.0  # for region 1
  7.365994781843863  7.270658337119726  0.0  0.0  # for region 2
  4.606255592460944  4.515936855353867  0.0  0.0  # for region 3
  4.475795194417388  4.39551187254443  0.0  0.0  # for region 4
  4.004130678413761  3.9138119413066836  0.0  0.0  # for region 5
  2.1776851058039752  2.077330953462778  0.0  0.0  # for region 6
  1.0838248452849277  0.9633998624754914  0.0  0.0  # for region 7
  0.9232582015390125  0.8028332187295761  0.0  0.0  # for region 8
